Kenwood KDC-237SA Service Manual

Contents

Kenwood KDC-237SA Service Manual Manual pdf 38 page image

KDC-237SA/237SAYKDC-237SG/237SGYIndicates safety critical components.Ref. No. AddNew Parts No. Description Desti-nation Ref. No. AddNew Parts No. Description Desti-nationPARTS LISTG 2A N19-2163-04 FLAT WASHER (1.6X6X0.25)H 1B N39-2020-48 PAN HEAD MACHINE SCREW (M2X2)J 1B N09-6108-15 TAPTITE SCREW (M2X3.5)K 3B N09-6155-15 SEMS (TAPTITE SCREW) (PT2X6)E1 : KDC-237SA E2 : KDC-237SG E3 : KDC-237SAY E4 : KDC-237SGY(E : Europe K : North America M : Other Areas W : Without Europe)MECHANISM ASSY (X92-5860-00) DXM-6C00WDM1 3B T42-1066-14 DC MOTOR (SPINDLE)DM2 2B T42-1067-14 DC MOTOR (LOADING/SLED)DPU1 2B X93-2130-01 OPTICAL PICKUP ASSY (LF)DANGER:Please do not look at the laser beam directly duringrepair or operation check.SPECIFICATIONSFM tuner sectionFrequency range (50kHz space) ........... 87.5MHz~108.0MHzUsable sensitivity (S/N=26dB) ............................. 0.7μV/75ΩQuieting Sensitivity (S/N=46dB) ........................... 1.6μV/75ΩFrequency response (±3dB) .............................. 30Hz~15kHzSignal to Noise ratio (MONO) ....................................... 70dBSelectivity (DIN) (±400kHz) ........................................ ≥80dBStereo separation (1kHz) .............................................. 35dBMW tuner sectionFrequency range (9kHz space) ................. 531kHz~1611kHzUsable sensitivity (S/N=20dB) ...................................... 25μVLW tuner sectionFrequency range ......................................... 153kHz~281kHzUsable sensitivity (S/N=20dB) ...................................... 45μVCD player sectionLaser diode ............................................................... GaAlAsDigital filter (D/A) .............................. 8 Times Over SamplingD/A Converter ................................................................. 1BitSpindle speed ......................................... 500~200rpm (CLV)Wow & Flutter .................................. Below Measurable LimitFrequency response (±1dB) .............................. 10Hz~20kHzTotal harmonic distortion (1kHz) ................................. 0.01%Signal to Noise ratio (1kHz) .......................................... 93dBDynamic range .............................................................. 93dBAudio sectionMaximum output power ............................................ 45W x 4Output Power (DIN 45324, +B=14.4V) ..................... 28W x 4Speaker Impedance ...................................................... 4~8ΩTone actionBass ................................................................. 100Hz±8dBMiddle ................................................................ 1kHz±8dBTreble ............................................................... 10kHz±8dBAuxiliary inputFrequency response (±1dB) .............................. 20Hz~20kHzInput Maximum Voltage ............................................ 1200mVInput Impedance ......................................................... 100kΩGeneralOperating voltage (11~16V allowable) ......................... 14.4VCurrent consumption ....................................................... 10AInstallation Size (W x H x D) ................... 182 x 53 x 155 mmWeight ......................................................................... 1.40kgKENWOOD follows a policy of continuous advancementsin development. For this reason specifications may bechanged without notice.

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